I thought some of you might be interested in this: ---------- Forwarded message ---------- From: "ED HEIM" <biged at disknet_com> To: <aquatic-plants at actwin_com> Subject: Hydrothol 191 Date: Tue, 25 Jun 1996 12:32:17 -0500 Could you please tell me a little about Hydrothol 191 as it applies to killing aquatic plants. And is it toxic to humans, fish, livestock etc. Thank you